proper
UK /ˈpɹɒpə/ · US /ˈpɹɑpɚ/ adjective, adverb, noun, proper noun
Forms propers propa propah propuh propre
- adjective Suited or acceptable to the purpose or circumstances; fit, suitable. “the proper time to plant potatoes”
- adjective Following the established standards of behavior or manners; correct or decorous. “a very proper young lady”
- adjective (topology, of a function) Such that the preimage of every compact set is compact.
- adjective (topology, of a function) Continuous, mapping closed sets to closed sets, and such that the preimage of every point is compact.
- adjective (algebraic geometry, of a morphism of schemes) Separated, of finite type, and universally closed.
- adjective (algebraic geometry, of a variety over a field k) Such that unique morphism from the variety to k is proper (as above).
- adjective (mathematical analysis, of a metric space) Such that every closed ball is compact.
- adjective (grammar) Used to designate a particular person, place, or thing. Proper nouns are usually written with an initial capital letter.
- adverb (UK, Ireland, colloquial) properly; thoroughly; completely.
- adverb (nonstandard, colloquial) properly.
- noun (obsolete) Something set apart for a special use.
- noun (Christianity) A part of the Christian liturgy that varies according to the date.
- proper noun A surname.
Synonyms
correct right apt prudent upright sensible fitting allowable appropriate apropos apposite comely commensurate decorous expedient felicitous fit fit for purpose gainand idoneous
Antonyms
incorrect wrong bad imprudent insensible improper discommensurate inappropriate malapropos inapt incommensurate inept
Etymology
From Middle English propre, from Anglo-Norman proper, propre, Old French propre (French: propre), from Latin proprius.
Webster’s 1913
- adjective Belonging to one; one's own; individual. "His proper good" [i. e., his own possessions]. Chaucer. "My proper son." Shak.
- adjective Belonging to the natural or essential constitution; peculiar; not common; particular; as, every animal has his proper instincts and appetites.
- adverb Properly; hence, to a great degree; very; as, proper good.
Etymology [OE. propre, F. propre, fr. L. proprius. Cf. Appropriate.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “proper”, CC BY-SA 4.0. Details